2044443413 has 4 divisors (see below), whose sum is σ = 2046549888. Its totient is φ = 2042336940.

The previous prime is 2044443407. The next prime is 2044443431. The reversal of 2044443413 is 3143444402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2044443413 - 2⁸ = 2044443157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044443433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051781 + ... + 1053722.

It is an arithmetic number, because the mean of its divisors is an integer number (511637472).

Almost surely, 2^2044443413 is an apocalyptic number.

It is an amenable number.

2044443413 is a deficient number, since it is larger than the sum of its proper divisors (2106475).

2044443413 is an equidigital number, since it uses as much as digits as its factorization.

2044443413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106474.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 2044443413 is about 45215.5218149697. The cubic root of 2044443413 is about 1269.1852945362.

Adding to 2044443413 its reverse (3143444402), we get a palindrome (5187887815).

The spelling of 2044443413 in words is "two billion, forty-four million, four hundred forty-three thousand, four hundred thirteen".